How to check the basic functionality ==================================== If you feel Mudfish doesn't work properly, please check the basic functionality of Mudfish as follows: * Enable :ref:`Full VPN mode` with picking a mudfish node. Then save the configuration. * Then restart the program completely and visit https://myip.mudfish.net site. If you can see "it's working" message, it means that the basic functionality of Mudfish is fine. If not there's a problem in somewhere. Doesn't work? ------------- If this doesn't work properly, please try to do as follows: * If you're using mudfish under network firewall, sometimes the firewall could block the connection from mudfish. Please try to change :ref:`Connection Protocols` to another and try to test this again. * Please check the core logs at 'Status -> Process' menu. If you can see any warning or error messages at there, please check the error code documents for workarounds. .. image:: _static/process.png :align: center